US4974847AExpiredUtility

Lottery pick machine

Individually held — no corporate assignee on recordPriority: Feb 24, 1988Filed: Feb 24, 1988Granted: Dec 4, 1990
Est. expiryFeb 24, 2008(expired)· nominal 20-yr term from priority
A63F 3/0605G07C 15/001A63F 7/048
13
PatentIndex Score
4
Cited by
8
References
3
Claims

Abstract

A rotating drum is designed for mixing number balls within an enclosed container. The container has an entry port for the insertion of the balls and an exit port for the exit of the balls after they have been mixed and randomly selected. The machine may be used for any game or function that requires the mixing of numbers, but the main purpose is for the random selection of numbers for the various lottery games that are now popular around the country.

Claims

exact text as granted — not AI-modified
I claim: 
     
       1. A random number selection device comprising of an enclosure containing a rotating housing completely enclosed within the enclosure, the surface of the rotating housing that is adjacent to the enclosure having a continuous smooth surface, the enclosure is capable of accepting numbered balls through an entry means within the enclosure, the rotating housing also has an entry means to accept and store the multiple balls that entered the enclosure through its entry means, in addition said entry means of the housing also is an exit means for the balls that entered the houisng, adjacent to the housing is a ramp means for transporting the balls that leave the housing to an exit port of the enclosure. 
     
     
       2. The random number selection device of claim 1 wherein the rotating housing has internal lips near its exit means to prevent the numbered balls from exiting en masse. 
     
     
       3. The random number selection device of claim 1 wherein the rotating housing has vanes within said housing to aid in mixing the numbered balls.

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